This is a rebuild of Drinking Water Watch and not yet the official record. Use the agency’s current Drinking Water Watch for anything you need to rely on.
Selenium results
MS0520005 , Mashulaville Water District Inc
18 samples have been analysed for Selenium at Mashulaville Water District Inc.
This is one analyte out of the system’s whole record. For what has ever been detected here, and when, see all chemical and radiological results; for everything the system is tested for, see the analyte list.
What counts as a non-detect is defined in the help: Less than Indicator. This system’s violations.
No date range is applied: this list draws on every sample on record. Show the last two years only.
Every Selenium result
The table below lists 1–10 of 18 samples, newest first — collected May 8, 2013 to March 17, 2025.
10 Selenium results from the 10 samples listed here: 2 detected, 8 not detected. Those samples also carried 96 results for other analytes, which are on the full results page.
| Result | Analyte | Monitoring period |
|---|---|---|
|
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| 0.0027 mg/l , sample collected Mar 17, 2025 09:00, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
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| 0.0027 mg/l , sample collected Mar 17, 2025 09:10, sampling point TF101 | Selenium 1045 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
|
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Oct 19, 2022 13:30, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2020 – Dec 31, 2022 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Oct 19, 2022 13:30, sampling point TF101 | Selenium 1045 EPA method 200.8 | Jan 1, 2020 – Dec 31, 2022 |
|
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 16, 2019 13:20, sampling point TF101 | Selenium 1045 EPA method 200.8 | Jan 1, 2017 – Dec 31, 2019 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 16, 2019 13:30, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2017 – Dec 31, 2019 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Dec 19, 2016 11:10, sampling point TF101 | Selenium 1045 EPA method 200.8 | Jan 1, 2014 – Dec 31, 2016 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Dec 19, 2016 01:15, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2014 – Dec 31, 2016 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected May 8, 2013 12:08, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2011 – Dec 31, 2013 |
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| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected May 8, 2013 12:35, sampling point TF101 | Selenium 1045 EPA method 200.8 | Jan 1, 2011 – Dec 31, 2013 |
-
- Collected
- Mar 17, 2025 09:00
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-250318-021
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Selenium 1045 EPA method 200.8
- Result
- 0.0027 mg/l
-
- Collected
- Mar 17, 2025 09:10
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- IN-250318-020
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Selenium 1045 EPA method 200.8
- Result
- 0.0027 mg/l
-
- Collected
- Oct 19, 2022 13:30
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-221020-007
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Oct 19, 2022 13:30
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- IN-221020-006
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2020 – Dec 31, 2022
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Oct 16, 2019 13:20
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 191017-025IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2017 – Dec 31, 2019
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Oct 16, 2019 13:30
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- 191017-024IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2017 – Dec 31, 2019
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Dec 19, 2016 11:10
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 161220-024IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2014 – Dec 31, 2016
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- Dec 19, 2016 01:15
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- 161220-023IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2014 – Dec 31, 2016
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- May 8, 2013 12:08
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- 130509-030IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2011 – Dec 31, 2013
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
-
- Collected
- May 8, 2013 12:35
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- 130509-029IN
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2011 – Dec 31, 2013
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
Routine (10).